30 
Annals of the Transvaal Museum 
Chirocompa decurrens n.sp. 
7 mm. Head shining white, back of crown and thorax dark bronzy- 
brown. Palpi fulvous-ochreous, terminal joint lined with blackish. Abdomen 
grey. Anterior tibiae and tarsi black dotted with white. Forewings elongate, 
narrow, costa gently arched, apex pointed, termen extremely obliquely 
rounded; chestnut-brown, suffused with fuscous towards costa, termen, and 
base of dorsum; a white line with a few black scales on edges running from 
base of costa to dorsum before middle, thence along dorsum to f , whence it 
runs obliquely up to join a large quadrate snow-white spot on costa at f, this 
portion and spot edged posteriorly with black irroration : cilia light bronzy- 
brownish. Hindwings grey; cilia light greyish. 
Natal, Umkomaas, in January (Janse); one specimen. 
Opsigenes n.g. 
Head smooth, sidetufts loosely raised; ocelli posterior; tongue developed. 
Antennae §- , basal joint elongate, without pecten. Labial palpi long, recurved, 
second joint somewhat thickened and slightly rough towards apex beneath, 
terminal joint as long as second, slender, acute. Maxillary palpi very short, 
filiform, appressed to tongue. Posterior tibiae clothed with hairs above. 
Forewings with 2 from f , 3 and 4 approximated from near angle, 7 to costa, 
8 absent, 11 from middle. Hindwings f , narrow-lanceolate, cilia 2J; 3 and 4 
connate, 5 absent, 6 and 7 rather approximated. 
Opsigenes parastacta n.sp. 
$ 7-8 mm. Head ochreous-whitish. Palpi ochreous-whitish, second joint 
dark fuscous except apex. Thorax dark fuscous. Abdomen grey. Forewings 
lanceolate ; dark fuscous ; stigmata blackish, sometimes edged posteriorly with 
whitish, plical obliquely before first discal; a similar dot on dorsum towards 
tornus; some scattered whitish scales towards apex: cilia grey sprinkled with 
dark fuscous. Hindwings and cilia light grey. 
Natal, Umkomaas, in January (Janse); seven specimens. 
Hyalochna n.g. 
Head with appressed hairs, sidetufts somewhat raised; ocelli small, 
posterior; tongue developed. Antennae f , in $ evenly ciliated (f), basal joint 
elongate, with pecten. Labial palpi moderately long, recurved, second joint 
thickened with appressed scales, not reaching base of antennae, terminal 
joint f of second, moderate, pointed. Maxillary palpi very short, filiform, 
appressed to tongue. Posterior tibiae clothed with long rough hairs above. 
Forewings with 1 b furcate, 2 and 3 stalked from angle, 7 and 8 stalked, 7 to 
costa, 11 from before middle, Hindwings 1, trapezoidal -ovate, termen slightly 
sinuate, cilia §; an elongate hyaline striated spot beneath cell before 2; 
3 and 4 rather remote, 4 from angle, 5 rather curved, remote from 4, 6 and 7 
parallel. 
Allied to Allotalanta . 
Hyalochna allevata n.sp. 
(J 27 mm. Head yellow-ochreous, sidetufts slightly mixed with fuscous. 
Palpi yellow-ochreous, base of second joint somewhat infuscated. Thorax 
brownish-ochreous, patagia rather mixed with fuscous, dorsum mostly occupied 
by a large dark fuscous blotch. Abdomen ochreous somewhat mixed with 
grey. Forewings elongate, rather narrow, costa gently arched, apex obtuse, 
